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Q1What is this vulnerability? (Essence + Consequences)
🚨 **Essence**: A critical memory corruption flaw in Zabbix's JavaScript engine.…
🛡️ **Root Cause**: **CWE-822** (Uncontrolled Memory Pointer). The flaw lies in how the system handles memory pointers within the JavaScript engine, allowing unauthorized modification.…
📦 **Affected Versions**:
• Zabbix **6.0.30**
• Zabbix **6.4.15**
• Zabbix **7.0.0**
🏢 **Vendor**: Zabbix Corporation. If you run these specific versions, you are in the danger zone.
Q4What can hackers do? (Privileges/Data)
🕵️ **Attacker Capabilities**: With low privileges, an attacker can alter memory pointers.…
📜 **Public Exploit**: **No**. The `pocs` list is empty in the data. No public Proof-of-Concept (PoC) or wild exploitation code is currently available. It is theoretical but dangerous.
Q7How to self-check? (Features/Scanning)
🔍 **Self-Check**: Scan your infrastructure for Zabbix instances running versions **6.0.30**, **6.4.15**, or **7.0.0**. Check the version string in the Zabbix dashboard footer or API response.…
🩹 **Official Fix**: **Yes**. Refer to Zabbix Support ticket **ZBX-25018**. The vendor acknowledges the issue. You must upgrade to a patched version immediately. 📅 Published: 2024-08-09.
Q9What if no patch? (Workaround)
🚧 **No Patch Workaround**: If you cannot patch immediately:
1. **Restrict Access**: Limit network access to Zabbix UI/API to trusted IPs only.
2.…
⚡ **Urgency**: **HIGH**. CVSS Score indicates **High Availability impact** (A:H) and **Critical Scope Change** (S:C). Even though no public exploit exists, the potential for RCE via memory corruption is severe.…